Home / 1,228.05-1,844.44-1,052.75

Finding the Fourth Proportional to 1,228.05, 1,844.44 and 1,052.75

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Solution

The fourth proportional to 1,228.05, 1,844.44 and 1,052.75 is: 1,581.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228.05 : 1,844.44 = 1,052.75 : x
  2. Step 2: Convert to fraction form
    1,228.05/1,844.44 = 1,052.75/x
  3. Step 3: Cross multiply
    1,228.05x = 1,844.44 × 1,052.75
  4. Step 4: Simplify right side
    1,228.05x = 1,941,736.19
  5. Step 5: Solve for x
    x = 1,941,736.19/1,228.05
  6. Step 6: Final answer
    x = 1,581.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.